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Class Information
Number: 257/E21.687
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components formed in or on common substrate or of parts thereof; manufacture of integrated circuit devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components or integrated circuits formed in, or on, common substrate (epo) > With subsequent division of substrate into plural individual devices (epo) > To produce devices each consisting of plurality of components, e.g., integrated circuits (epo) > Substrate being semiconductor, using silicon technology (epo) > Field-effect technology (epo) > Mis technology (epo) > Dynamic random access memory structures (dram) (epo) > Read-only memory structures (rom), i.e., nonvolatile memory structures (epo) > Electrically programmable (eprom), i.e., floating gate memory structures (epo) > With conductive layer as control gate (epo) > With source and drain on same level and without cell select transistor (epo) > Simultaneous fabrication of periphery and memory cells (epo) > Including one type of peripheral fet (epo) > Floating gate layer used for peripheral fet (epo)
Description: This subclass is indented under subclass E21.684. This subclass is substantially the same in scope as ECLA classification H01L21/8247M2P1F.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8357966 Semiconductor device and method for manufacturing semiconductor device Jan. 22, 2013
8324050 Method of manufacturing flash memory device Dec. 4, 2012
8288800 Hybrid transistor Oct. 16, 2012
8258569 Non-volatile semiconductor memory device Sep. 4, 2012
8198156 Non-volatile memory device and method for fabricating the same Jun. 12, 2012
8163608 Methods of fabricating nonvolatile memory devices Apr. 24, 2012
8093631 Non-volatile memory device and method for fabricating the same Jan. 10, 2012
8076713 Non-volatile memory devices having a multi-layered charge storage layer Dec. 13, 2011
8043924 Methods of forming phase-change memory units, and methods of manufacturing phase-change memory devices using the same Oct. 25, 2011
7998811 Semiconductor device and method for semiconductor device Aug. 16, 2011
7998809 Method for forming a floating gate using chemical mechanical planarization Aug. 16, 2011
7897456 Non-volatile memory device and method for fabricating the same Mar. 1, 2011
7869279 EEPROM memory device and method of programming memory cell having N erase pocket and program and access transistors Jan. 11, 2011
7863133 Oxide epitaxial isolation Jan. 4, 2011
7575972 Method of manufacturing nonvolatile memory device Aug. 18, 2009
7553726 Method of fabricating nonvolatile memory device Jun. 30, 2009
7544989 High density stepped, non-planar flash memory Jun. 9, 2009
7524747 Floating gate memory device and method of manufacturing the same Apr. 28, 2009
7456060 Nonvolatile memory device and method for fabricating the same Nov. 25, 2008
7439134 Method for process integration of non-volatile memory cell transistors with transistors of another type Oct. 21, 2008
7371640 Semiconductor device with floating trap type nonvolatile memory cell and method for manufacturing the same May. 13, 2008
7223657 Methods of fabricating flash memory devices with floating gates that have reduced seams May. 29, 2007
6995093 Polysilicon etching method Feb. 7, 2006
6913973 Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same Jul. 5, 2005
6884682 Method for manufacturing flash memory device Apr. 26, 2005
6787844 Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same Sep. 7, 2004
6737335 Shallow trench isolation type semiconductor device and method of manufacturing the same May. 18, 2004
6642105 Semiconductor device having multi-gate insulating layers and methods of fabricating the same Nov. 4, 2003
6627928 Method of manufacturing an integrated circuit, for integrating an electrically programmable, non-volatile memory and high-performance logic circuitry in the same semiconductor chip Sep. 30, 2003
6586804 Shallow trench isolation type semiconductor device and method of manufacturing the same Jul. 1, 2003
6525370 Semiconductor device including transistor with composite gate structure and transistor with single gate structure and method for manufacturing the same Feb. 25, 2003
6482698 Method of manufacturing an electrically programmable, non-volatile memory and high-performance logic circuitry in the same semiconductor chip Nov. 19, 2002
6333548 Semiconductor device with etch stopping film Dec. 25, 2001
6316314 Nonvolatile semiconductor memory device and fabrication method Nov. 13, 2001
6259133 Method for forming an integrated circuit memory cell and product thereof Jul. 10, 2001
6200857 Method of manufacturing a semiconductor device without arc loss in peripheral circuit region Mar. 13, 2001
6194269 Method to improve cell performance in split gate flash EEPROM Feb. 27, 2001
6110782 Method to combine high voltage device and salicide process Aug. 29, 2000
6074914 Integration method for sidewall split gate flash transistor Jun. 13, 2000
6063663 Method for manufacturing a native MOS P-channel transistor with a process for manufacturing non-volatile memories May. 16, 2000
6020229 Semiconductor device method for manufacturing Feb. 1, 2000
6011293 Semiconductor device having a structure for detecting a boosted potential Jan. 4, 2000
5989959 Method of manufacturing nonvolatile semiconductor memory devices with a reduced number of gate electrode forming steps Nov. 23, 1999
5976934 Method of manufacturing a nonvolatile semiconductor memory device with select gate bird's beaks Nov. 2, 1999
5925907 Semiconductor device including transistor with composite gate structure and transistor with single gate structure Jul. 20, 1999
5773861 Single transistor E.sup.2 PROM memory device Jun. 30, 1998
5716863 Method of manufacturing semiconductor device having elements different in gate oxide thickness and resistive elements Feb. 10, 1998
5686749 Non-volatile semiconductor memory device with thin film transistor formed on a separation insulating film adjacent to a memory cell, and method of making thereof Nov. 11, 1997
5677871 Circuit structure for a memory matrix and corresponding manufacturing method Oct. 14, 1997
5635416 Manufacturing method to fabricate a semiconductor integrated circuit with on-chip non-volatile memories Jun. 3, 1997

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